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seaweeds in general > Division Chlorophyta | Division Cyanophyta | Division Phaeophyta | Division Rhodophyta
Text index of seaweeds on Singapore shores
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Division Chlorophyta green seaweeds
pgl
prp
chg
ubn
cj
skd
bb
tus
tm
ecp
lab
snt
tkr
kus
laz
sji
sis
cyr
jng
hnt
tpg
smk
tsm
rfl
lfa
   
       
cj
skd
bb
tus
 
ecp
lab
 
tkr
kus
laz
 
sis
cyr
 
hnt
tpg
smk
tsm
 
lfa
  Avrainvillea erecta
Solitary fan seaweed
           
bb
 
tm
 
lab
snt
tkr
             
tpg
     
lfa
  Avrainvillea lacerata
Clustered fan seaweed
               
tm
 
lab
 
tkr
kus
laz
 
sis
cyr
jng
hnt
tpg
smk
tsm
 
lfa
  Boergesenia forbesii
Bubble green seaweed
                                 
cyr
   
tpg
smk
        Boodlea sp.
Fuzzy green seaweed
       
cj
           
snt
 
kus
laz
sji
sis
cyr
jng
hnt
tpg
smk
tsm
rfl
lfa
  Bornetella sp.
Green sea sausage seaweed
 
prp
chg
 
cj
skd
bb
 
tm
ecp
lab
snt
tkr
kus
laz
sji
sis
cyr
jng
hnt
tpg
smk
tsm
rfl
lfa
 
Bryopsis sp.
Hairy green seaweed
                                                    Genus Caulerpa
       
cj
skd
bb
   
ecp
 
snt
         
cyr
jng
 
tpg
smk
tsm
      Caulerpa cupressoides
Zipper green seaweed
 
prp
chg
ubn
cj
skd
bb
tus
   
lab
snt
tkr
kus
laz
sji
sis
cyr
jng
hnt
tpg
smk
tsm
 
lfa
  Caulerpa lentillifera
Round sea grapes
   
chg
   
skd
   
tm
   
snt
                            Caulerpa mexicana
Mexican feathery green seaweed
       
cj
 
bb
tus
tm
ecp
lab
snt
tkr
 
laz
 
sis
 
jng
hnt
 
smk
tsm
 
lfa
  Caulerpa peltata
Big parasol green seaweed
     
ubn
 
skd
 
tus
tm
ecp
lab
snt
tkr
kus
laz
sji
sis
cyr
jng
hnt
tpg
smk
tsm
rfl
lfa
 
Caulerpa racemosa
Oval sea grapes
               
tm
 
lab
snt
tkr
kus
laz
 
sis
cyr
jng
hnt
tpg
 
tsm
rfl
lfa
  Caulerpa racemosa var peltata
Small parasol green seaweed
                                   
jng
hnt
 
smk
tsm
      Caulerpa racemosa var turbinata
Bell sea grapes
 
prp
chg
ubn
cj
skd
 
tus
tm
   
snt
                           
Caulerpa scalpelliformis
Scalpel green seaweed
             
tus
   
lab
snt
tkr
   
sji
sis
cyr
jng
hnt
tpg
smk
tsm
rfl
lfa
 
Caulerpa serrulata
Serrated green seaweed
   
chg
ubn
cj
skd
bb
tus
 
ecp
lab
snt
tkr
     
sis
 
jng
   
smk
   
lfa
 
Caulerpa sertularioides
Delicate feathery green seaweed
   
chg
ubn
cj
skd
bb
tus
tm
ecp
lab
snt
tkr
 
laz
sji
sis
cyr
jng
 
tpg
smk
tsm
rfl
lfa
 
Caulerpa taxifolia
Taxifolia feathery green seaweed
       
cj
skd
 
tus
tm
 
lab
 
tkr
kus
   
sis
     
tpg
 
tsm
rfl
    Caulerpa verticillata
Fluffy green seaweeds
                   
lab
           
cyr
                Caulerpa webbiana
Bottlebrush green seaweeds
   
chg
 
cj
       
ecp
lab
snt
tkr
kus
laz
sji
sis
cyr
jng
hnt
 
smk
tsm
rfl
lfa
  Chaetomorpha sp.
Bee hoon green seaweed
                       
tkr
     
sis
cyr
jng
hnt
tpg
smk
tsm
rfl
lfa
  Cladophoropsis vaucheriaeformis
Smooth sponge green seaweed
           
bb
tus
tm
 
lab
snt
tkr
 
laz
 
sis
cyr
jng
   
smk
tsm
rfl
lfa
  Codium sp.
Codium green seaweeds
                           
laz
 
sis
cyr
jng
hnt
tpg
smk
tsm
rfl
lfa
  Dictyosphaeria sp.
Pimply green seaweed
   
chg
 
cj
   
tus
tm
 
lab
snt
tkr
 
laz
 
sis
cyr
jng
 
tpg
          Enteromorpha sp.
Turf green seaweed
                                                    Halimeda sp.
Coin green seaweed
       
cj
skd
bb
tus
 
ecp
lab
snt
tkr
kus
 
sji
sis
cyr
jng
hnt
tpg
smk
tsm
rfl
lfa
  Halimeda sp.
Big coin green seaweed
       
cj
skd
bb
tus
   
lab
snt
tkr
kus
laz
sji
sis
cyr
jng
hnt
tpg
smk
tsm
 
lfa
  Halimeda sp.
Small coin green seaweed
     
ubn
cj
 
bb
tus
   
lab
snt
tkr
kus
laz
sji
sis
cyr
jng
hnt
tpg
smk
tsm
rfl
lfa
  Neomeris sp.
'Taugeh' seaweed
                     
snt
tkr
 
laz
sji
sis
cyr
jng
         
lfa
  Parvocaulis parvulus
Daisy green seaweed
       
cj
 
bb
     
lab
                              Rhipidosiphon javensis
Pleated fan seaweed
             
tus
                                    Udotea sp.
Ruffled fan green seaweed
 
prp
chg
ubn
cj
skd
 
tus
tm
ecp
lab
snt
tkr
kus
laz
sji
 
cyr
jng
hnt
 
smk
        Ulva sp.
Sea lettuce
                   
lab
snt
 
kus
 
sji
 
cyr
                Valonia sp.
Beaded cushion green seaweed

Division Phaeophyta brown seaweeds
pgl
prp
chg
ubn
cj
skd
bb
tus
tm
ecp
lab
snt
tkr
kus
laz
sji
sis
cyr
jng
hnt
tpg
smk
tsm
rfl
lfa
   
         
skd
bb
 
tm
ecp
lab
snt
tkr
 
laz
sji
sis
cyr
jng
              Colpomenia sinuosa
Puffy brown seaweed
 
prp
chg
ubn
 
skd
 
tus
 
ecp
lab
snt
 
kus
 
sji
sis
   
hnt
 
smk
tsm
 
lfa
  Dictyota sp.
Y-branch brown seaweed
                   
lab
snt
tkr
 
laz
sji
 
cyr
   
tpg
     
lfa
  Dictyota dichotoma
Bluish Y-branch brown seaweed
                     
snt
tkr
 
laz
   
cyr
jng
 
tpg
          Dictyopteris sp.
'Veined' branch brown seaweed
                                     
hnt
 
smk
tsm
      Hydroclathrus sp.
Perforated brown seaweed
                   
lab
snt
                            Lobophora variegata
Bracket brown seaweed
   
chg
 
cj
skd
 
tus
tm
ecp
lab
snt
tkr
kus
laz
sji
sis
cyr
jng
hnt
tpg
smk
tsm
 
lfa
  Padina sp.
Mermaid's fan seaweed
             
tus
tm
ecp
lab
snt
tkr
kus
laz
sji
sis
cyr
jng
hnt
tpg
smk
tsm
 
lfa
  Sargassum sp.
Sargassum seaweed
                   
lab
snt
   
laz
sji
 
cyr
                Stypopodium zonale
Broad strap brown seaweed
                         
kus
 
sji
sis
       
smk
 
rfl
    Turbinaria sp.
Pyramid seaweed

Division Rhodophyta red seaweeds
pgl
prp
chg
ubn
cj
skd
bb
tus
tm
ecp
lab
snt
tkr
kus
laz
sji
sis
jng
cyr
hnt
tpg
smk
tsm
rfl
lfa
   
     
ubn
cj
skd
bb
tus
tm
ecp
lab
snt
tkr
kus
   
sis
jng
cyr
hnt
tpg
smk
tsm
 
lfa
  Acanthophora sp.
Spiny red seaweed
                     
snt
                            Acrocystis nana
Pimply red seaweed
                   
lab
snt
 
kus
   
sis
           
rfl
    Asparagopsis taxiformis
Cat's tail red seaweed
                     
snt
     
sji
sis
jng
     
smk
tsm
rfl
lfa
  Amphiroa sp.
Flat pom-pom red seaweed
                   
lab
snt
                            Bostrychia sp.
Tiny fern red seaweed
                   
lab
snt
tkr
     
sis
jng
cyr
hnt
tpg
smk
tsm
 
lfa
  Ceratodictyon spongiosum
Holey sponge seaweed
                   
lab
snt
tkr
   
sji
sis
           
rfl
    Cotton candy red seaweed
Family Ceramiaceae
                   
lab
snt
tkr
 
laz
sji
sis
jng
cyr
hnt
tpg
smk
tsm
 
lfa
  Encrusting coralline red seaweed
Family Corallinaceae
                               
sis
jng
cyr
hnt
tpg
smk
tsm
 
lfa
  Eucheuma sp.
Bumpy finger seaweed
                     
snt
tkr
 
laz
sji
sis
jng
cyr
   
smk
tsm
rfl
lfa
  Family Galaxauraceae
Thick pom-pom red seaweed
 
prp
chg
ubn
cj
skd  
tus
tm
ecp
lab
snt
   
laz
       
hnt
            Gracilaria sp.
Agar-agar seaweed
 
prp
   
cj
skd
bb
tus
tm
 
lab
snt
tkr
kus
laz
 
sis
jng
cyr
hnt
tpg
smk
tsm
rfl
lfa
  Gracilaria salicornia
Knobbly agar-agar red seaweed
       
cj
skd
bb
     
lab
snt
tkr
kus
laz
sji
sis
jng
cyr
hnt
tpg
smk
tsm
rfl
lfa
  Halymenia sp.
Halymenia red seaweed
         
skd
bb
     
lab
snt
tkr
 
laz
sji
sis
jng
cyr
hnt
tpg
smk
tsm
rfl
lfa
  Halymenia dilatata
Ruffled halymenia red seaweed
         
skd
bb
     
lab
snt
     
sji
sis
jng
 
hnt
 
smk
 
rfl
lfa
  Halymenia maculata
Frilly sheet red seaweed
       
cj
skd        
lab
snt
tkr
     
sis
   
hnt
tpg
smk
tsm
 
lfa
  Hypnea sp.
Prickly red seaweed
                   
lab
snt
     
sji
   
cyr
hnt
tpg
 
tsm
 
lfa
  Hypnea pannosa
Bushy ball seaweed
   
chg
 
cj
skd
 
tus
tm
ecp
lab
snt
 
kus
       
cyr
   
smk
        Jania sp.
Slender pom-pom red seaweed
                               
sis
jng
cyr
hnt
tpg
smk
tsm
rfl
lfa
  Martensia elegans
Lacy seaweed
               
tm
ecp
lab
snt
   
laz
sji
sis
 
cyr
              Peyssonnelia sp.
Scaly red seaweed
                               
sis
 
cyr
         
lfa
  Portieria hornemannii
Curled-tip red seaweed
                                           
tsm
      Palisada perforata
Corny red seaweed
 
prp
 
ubn
cj
skd
bb
tus
 
ecp
lab
snt
tkr
         
cyr
hnt
 
smk
tsm
      Solieria robusta
Robust red seaweed
   
chg
    skd    
tm
ecp
         
sji
sis
   
hnt
 
smk
   
lfa
 
Spyridia filamentosa
Feathery red seaweed

in red are those listed among the threatened plants of Singapore from Ng, P. K. L. & Y. C. Wee, 1994. The Singapore Red Data Book: Threatened Plants and Animals of Singapore.

Northern shores
ecp: east coast park, tm: tanah merah, prp: pasir ris park, chg: changi,
ubn:
pulau ubin (other than cj) cj: chek jawa, skd: pulau sekudu, bb: beting bronok, tus: tuas
Southern shores
lab: labrador + berlayar creek, snt: sentosa, cyr: cyrene reef, kus: kusu island, laz: lazarus island, sji: st. john's island, sis: sisters islands, jng: pulau jong, tkr: pulau tekukor, hnt: pulau hantu, tpg: terumbus pempang darat, tengah and laut, smk: pulau semakau, tsm: submerged reefs off semakau - terumbu raya, beting bemban besar, terumbu bemban, terumbu semakau, rfl: raffles lighthouse, lfa: live firing area (Salu, Sudong, Pawai, Senang, Biola and submerged reefs in the area)

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photo index of
seaweeds on this site
all seaweeds

Green seaweeds


sheets, ribbons, filaments

feathery,
serrated strips


spheres, sausages, blobs

fans, disks, branched

Red seaweeds

sheets, ribbons


fleshy stems, beads

soft hairy, feathery


hard branching, encrusting

Brown seaweeds

sheets, ribbons


disks, other shapes
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